<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../react资料_stu//依赖包/react.development.js"></script>
    <script src="../react资料_stu//依赖包/react-dom.development.js"></script>
    <script src="../react资料_stu//依赖包/babel.min.js"></script>
</head>
<body>
    <div id="app"></div>
    <script type="text/babel">
        /* 
      jsx语法1:
        - 虚拟DOM中要混入js表达式，要用{},{}中只能写变量或者表达式,不能书写语句(表达式有返回值,语句没有返回值)

    
    */
   const title='JSX'
   const hot=false
   const isActive=true
   const vDOM=(
    <div className='outer'>
        <h1>{title}</h1>
        <p>JSX贼方便</p>
        <p className={isActive?'active':''}>今天的天气真{hot?'热啊':'冷啊'}</p>
        </div>
   );
        // 创建容器并渲染虚拟DOM
        ReactDOM.createRoot(document.getElementById('app')).render(vDOM)
    </script>
</body>
</html>